Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

#ifndef _I8042_OR32_H
#define _I8042_OR32_H
 
/*
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by 
 * the Free Software Foundation.
 */
 
/*
 * Names.
 */
 
#define I8042_KBD_PHYS_DESC "isa0060/serio0"
#define I8042_AUX_PHYS_DESC "isa0060/serio1"
#define I8042_MUX_PHYS_DESC "isa0060/serio%d"
 
/*
 * IRQs.
 */
 
#define I8042_BASE_ADDR         0x94000000
#define I8042_KBD_IRQ           5
#define I8042_AUX_IRQ           5
 
/*
 * Register numbers.
 */
 
#define I8042_COMMAND_REG	(I8042_BASE_ADDR + 0x64)	
#define I8042_STATUS_REG	(I8042_BASE_ADDR + 0x64)	
#define I8042_DATA_REG		(I8042_BASE_ADDR + 0x60)
 
static inline int i8042_read_data(void)
{
	return inb(I8042_DATA_REG);
}
 
static inline int i8042_read_status(void)
{
	return inb(I8042_STATUS_REG);
}
 
static inline void i8042_write_data(int val)
{
	outb(val, I8042_DATA_REG);
	return;
}
 
static inline void i8042_write_command(int val)
{
	outb(val, I8042_COMMAND_REG);
	return;
}
 
static inline int i8042_platform_init(void)
{
        if (!request_region(I8042_DATA_REG, 16, "i8042"))
          return -1;
 
        i8042_reset = 1;
	return 0;
}
 
static inline void i8042_platform_exit(void)
{
	release_region(I8042_DATA_REG, 16);
}
 
#endif /* _I8042_OR32_H */